This ultra-strong spoiler assembly includes the rear spoiler, pedestals, pads, and necessary mounting hardware. The spoiler can be installed with its factory-original, matte-black appearance or painted to match your Mustang. The spoiler is adjustable and will look identical to the Boss 302 and Mach 1 Mustangs factory spoiler. The rear spoiler measures 36 inches wide, center-to-center, between the mounts. It is 4-3/4 inches high and 57-1/2 inches wide overall. Installation is easy and comes with comprehensive instructions.